$GRAL

Freidin Aaron sold $672K of GRAL

Freidin Aaron (Chief Financial Officer) sold 7,900 shares of GRAIL, Inc. (GRAL) at $85.01 ($0.67M total) on 2026-08-27 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Freidin Aaron
Published Sep 1, 2026, 12:07 AM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Sep 1, 2026, 12:40 AM UTC. Informational, not investment advice.
How this was made
alphai summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
alphai market briefInsider activity
Primary signal
$GRAL
Bearish
medium confidence
Mentioned
$GRAL
Relevance
4/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$GRALBearishLow
01

Why it matters

The transaction represents a modest reduction in insider ownership, unlikely to shift valuation dramatically.

02

Market read

Primary relevance to GRAL shareholders; limited broader market effect.

03

What to watch

Potential upcoming data releases or financing activities could contextualize the sale.

Relevance 4/10Novelty 7/10Timing: post‑market 2026‑08‑27

Background

Form 4 filings disclose insider transactions; CFO sales are monitored for material signals.

Company-level read

Ticker impact

$GRALBearishMedium confidence
Context

CFO Aaron Freidin sold 7,900 shares for $671,579 via a 10b5-1 plan on 2026-08-27.

Expected impact

Potential short-term dip of 1‑2% as market digests insider sale.

Evidence & confidence

Sale size is modest relative to holdings (≈3% of post‑sale position) and executed under a pre‑arranged plan, limiting strong inference.

Market effects

Minimal impact on the broader biotech sector; insider sales are routine.

U.S. market only; no regional ripple.

Low; limited to GRAL investors.

Counterpoint

The sale may be purely procedural under the 10b5‑1 plan, not indicative of negative outlook.

Key entities

  • GRAIL, Inc.

    US‑listed biotech firm developing early cancer detection tests.

  • Aaron Freidin

    Chief Financial Officer of GRAIL.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

Related articles

$GRALMed

GRAIL Announces FDA Advisory Committee Review Of Galleri Multi-Cancer Early Detection Test

GRAIL said the FDA Molecular and Clinical Genetics Panel will meet Sept. 23, 2026 to review its Premarket Approval application for Galleri, a multi-cancer early detection blood test. The submission cites PATHFINDER 2 (25,490 participants, one year) and NHS-Galleri (over 70,000). GRAIL says Galleri detects methylation patterns, with low false positives and accurate signal origin prediction.

$GRALMed

GRAIL, Inc. (GRAL): Results of Operations and Financial Condition

GRAIL, Inc. (GRAL) filed an SEC Form 8-K — Results of Operations and Financial Condition. NEWS RELEASE Exhibit 99.1 GRAIL Reports Second Quarter 2026 Financial Results Q2 Galleri ® Test Volume Increased 35% to More Than 61,000 Year-Over-Year, and Galleri Revenue Grew 24% to $42.6 Million Galleri Test Volume and Revenue are up 42% and 30% Year-Over-Year, Respectively,

$GRALMed

GRAL Investment Deadline: GRAIL, Inc. Securities Fraud Class Action Focuses on Trial Results; Investors Notified of August 4 Court Deadline

Bleichmar Fonti & Auld LLP says a securities fraud class action was filed against GRAIL, Inc. (NASDAQ:GRAL) and executives after the company’s NHS-Galleri trial allegedly failed to support prior statements. The suit cites a ~50.55% stock drop (Feb. 19–20, 2026) and alleges violations of Exchange Act Sections 10(b) and 20(a). Investors have until Aug. 4, 2026 to seek lead-plaintiff status.

$GRALLowAI 8/10

Is Grail Stock a Bad-News Buy After Its Recent Pullback?

Grail (NASDAQ: GRAL) shares fell after its February NHS England Galleri trial failed to meet the primary endpoint, though it reported fewer Stage IV cancers and some earlier detections. Galleri is not FDA-approved; it’s sold cash-only at $749–$949. Revenue rose from $93M (2023) to $147M (2025) while net loss narrowed. Full-year revenue is forecast to rise 22%–32%.

$GRALMedAI 9/10

Why Grail Shares Crashed Today

Grail’s (GRAL) shares fell about 16% by midday after investors digested the company’s ASCO presentation on its Galleri multi-cancer early detection test with England’s NHS. The trial missed its primary endpoint for reducing later-stage cancers, though management cited clinically meaningful Stage IV reductions. Data showed 69.8% episode sensitivity for 12 key cancers but 39.3% for all cancers.